News

  1. Earth

    Mineral Deposit: Asbestos linked to lupus, arthritis

    Already known to cause lung cancer, asbestos has now been associated with three autoimmune diseases.

    By Eric Jaffe
  2. Chemistry

    Carbon Goes Glam: Treated carbon dots fluoresce

    Chemists have fashioned tiny dots of carbon that glow in response to light.

    By Aimee Cunningham
  3. Animals

    Mixed Butterflies: Tropical species joins ranks of rare hybrids

    A South American butterfly is one of the few animal species that seems to have arisen via the supposedly rare path of crossing two older species.

    By Susan Milius
  4. Health & Medicine

    Next Line of Defense: New drugs take on resistant leukemia

    Two experimental drugs stop many cases of chronic myeloid leukemia that are resistant to the drug imatinib (Gleevec).